(6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

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Chemical Name:(6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one
CAS No.:452305-75-8
Molecular Formula:C₂₈H₂₂Br₂N₄O₃S
Molecular Weight:654.382
Hs Code.:

Synonyms:(6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

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Chemical Property of (6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

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Technology Process of (6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

There total 9 articles about (6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 96.0%

: 452305-74-7
(6S)-3-[6-bromo-1-(tert-butyloxycarbonyl)-1H-indol-3-yl]-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

: 452305-75-8
(6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

Guidance literature:: With trifluoroacetic acid; In dichloromethane; at 20 ℃;
DOI:10.1016/S0957-4166(02)00111-8

Reference yield:

: 108061-76-3
2-(6-bromo-1H-indol-3-yl)-2-oxoacetyl chloride

: 452305-75-8
(6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

Guidance literature:: Multi-step reaction with 5 steps

1: 1.9 g / triethylamine / dimethylformamide / 4 h

2: 94 percent / tributylphosphine / toluene / 6 h / Heating

3: 82 percent / 4-dimethylaminopyridine; triethylamine / ethyl acetate / 2 h

4: 100 percent / K₂CO₃ / acetone / 4 h / Heating

5: 96 percent / trifluoroacetic acid / CH₂Cl₂ / 20 °C

With dmap; tributylphosphine; potassium carbonate; triethylamine; trifluoroacetic acid; In dichloromethane; ethyl acetate; N,N-dimethyl-formamide; acetone; toluene;
DOI:10.1016/S0957-4166(02)00111-8

Reference yield:

: 2-azido-1-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-ethylamine

: 452305-75-8
(6S)-3-(6-bromo-1H-indol-3-yl)-6-[6-bromo-1-(toluene-4-sulfonyl)-1H-indol-3-yl]-5,6-dihydro-1-methyl-1H-pyrazin-2-one

Guidance literature:: Multi-step reaction with 5 steps

1: 1.9 g / triethylamine / dimethylformamide / 4 h

2: 94 percent / tributylphosphine / toluene / 6 h / Heating

3: 82 percent / 4-dimethylaminopyridine; triethylamine / ethyl acetate / 2 h

4: 100 percent / K₂CO₃ / acetone / 4 h / Heating

5: 96 percent / trifluoroacetic acid / CH₂Cl₂ / 20 °C

With dmap; tributylphosphine; potassium carbonate; triethylamine; trifluoroacetic acid; In dichloromethane; ethyl acetate; N,N-dimethyl-formamide; acetone; toluene;
DOI:10.1016/S0957-4166(02)00111-8